Project Arrhythmia Wiki

Tons of info on levels, characters, and more

Custom levels on the Steam Workshop

Learn how to make custom levels

Level collections with a shared theme or story

Welcome to the Project Arrhythmia Wiki!

This wiki is about Project Arrhythmia, a bullet-hell developed by Vitamin Games and published by Top Hat Studios. Our wiki contains over 401 pages on both canon and fanon content from the game, which is currently in Early Access.

What is Project Arrhythmia?

Project Arrhythmia is a musical bullet-hell in which all things beautiful are deadly. Avoid the musically timed pulse of blocks and bars, and in the process you might just find out what this mysterious "Project Arrhythmia" is.